Official Android 7.1 <-> LineageOS 14.1

[Roboe]

I don’t think you can judge the Android kernel by its version:

Why is FP2 kernel so old?

The Linux kernel used by Android is not a “mainline” kernel, like those we see on regular GNU/Linux distros, but a very-modified kernel with a lot of modifications. For example, one of those adds is a feature for battery-optimization called wakelocks. Roughtly said, for each Android version, Android developers take the code for one of the latest Linux kernel and patch it to re-add those modifications. Because that is a lot of work, kernel is usually never updated to a newer version. This new v…